/* Plain and quiet: white, stone greys, black controls, one burnt-orange accent for the chosen answer. */
:root {
  --bg: #f7f7f5;
  --card: #ffffff;
  --ink: #18181b;
  --muted: #71717a;
  --faint: #a1a1aa;
  --rule: #e7e7e4;
  --field: #f7f7f5;
  --hover: #f1f1ee;
  --accent: #c2410c;
  --ink-hover: #3f3f46;
  --accent-ink: #ffffff;
  --bar: #e9e9e5;
  --bar-fill: #d4d4cf;
  --err-bg: #fdf0ea;
  --h: 36px;
  --radius: 8px;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111111; --card: #18181a; --ink: #f4f4f5; --muted: #a1a1aa; --faint: #6b6b73; --rule: #2a2a2d;
    --field: #111111; --hover: #222225; --accent: #f07a45; --accent-ink: #111111; --ink-hover: #d4d4d8;
    --bar: #232326; --bar-fill: #3a3a3e; --err-bg: #2b1a12; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #111111; --card: #18181a; --ink: #f4f4f5; --muted: #a1a1aa; --faint: #6b6b73; --rule: #2a2a2d;
  --field: #111111; --hover: #222225; --accent: #f07a45; --accent-ink: #111111; --ink-hover: #d4d4d8;
  --bar: #232326; --bar-fill: #3a3a3e; --err-bg: #2b1a12; color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 14px/1.5 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: underline; text-decoration-color: var(--faint); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--ink); }
h1, h2, h3 { margin: 0; }
h1 { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; }

.top { display: flex; gap: 24px; align-items: flex-end; justify-content: space-between;
       max-width: 1440px; margin: 0 auto; padding: 32px 24px 8px; }
.top p { margin: 6px 0 0; color: var(--muted); max-width: 64ch; }
.status { font-size: 13px; color: var(--muted); white-space: nowrap; }

.grid { display: grid; grid-template-columns: 300px minmax(0, 1fr) minmax(0, 1fr); gap: 16px;
        max-width: 1440px; margin: 0 auto; padding: 16px 24px; align-items: start; }
.panel { background: var(--card); border: 1px solid var(--rule); border-radius: 12px; padding: 16px; min-width: 0; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: var(--h); margin-bottom: 12px; }
.hint { font-size: 13px; color: var(--muted); }

/* models */
.models { padding: 16px 8px 8px; }
.models .panel-head { padding: 0 8px; }
.model-list { display: flex; flex-direction: column; gap: 16px; max-height: calc(100vh - 200px); overflow: auto; padding: 0 0 8px; }
.family h3 { font-size: 12px; font-weight: 500; color: var(--faint); padding: 0 8px 4px; }
.model { position: relative; display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: center;
         padding: 7px 8px; border-radius: var(--radius); cursor: pointer; }
.model:hover { background: var(--hover); }
.model.on { background: var(--hover); }
.model.off { opacity: 0.4; cursor: not-allowed; }
.model input { position: absolute; opacity: 0; pointer-events: none; }
.model .box { width: 18px; height: 18px; border: 1.5px solid var(--faint); border-radius: 5px; display: grid; place-items: center; }
.model.on .box { background: var(--ink); border-color: var(--ink); }
.model.on .box::after { content: ""; width: 9px; height: 5px; border: 2px solid var(--card); border-top: 0; border-right: 0; transform: translateY(-1px) rotate(-45deg); }
.model input:focus-visible + .box { outline: 2px solid var(--accent); outline-offset: 2px; }
.model .nm { display: block; font-weight: 500; overflow-wrap: anywhere; line-height: 1.3; }
.model .sub { display: block; font-size: 12px; color: var(--muted); overflow-wrap: anywhere; line-height: 1.35; }

/* input */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field > span { font-size: 13px; font-weight: 500; }
textarea, input[type=text], select {
  width: 100%; font: 14px/1.5 var(--sans); color: var(--ink); background: var(--field);
  border: 1px solid var(--rule); border-radius: var(--radius); padding: 0 12px; height: var(--h);
}
textarea { height: auto; padding: 10px 12px; resize: vertical; }
textarea:focus, input:focus, select:focus { outline: none; border-color: var(--ink); background: var(--card); }
select { width: auto; max-width: 100%; padding-right: 8px; cursor: pointer; }

.options { list-style: none; margin: 0 0 8px; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.options li { display: grid; grid-template-columns: var(--h) 1fr var(--h); gap: 6px; align-items: center; }
.lbl { height: var(--h); display: grid; place-items: center; font-weight: 600; font-size: 13px; color: var(--muted);
       background: var(--field); border: 1px solid var(--rule); border-radius: var(--radius); }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
button { height: var(--h); padding: 0 14px; font: 500 14px var(--sans); border-radius: var(--radius); cursor: pointer;
         border: 1px solid var(--rule); background: var(--card); color: var(--ink); }
button:hover:not(:disabled) { background: var(--hover); }
button.primary { background: var(--ink); border-color: var(--ink); color: var(--card); padding: 0 20px; }
button.primary:hover:not(:disabled) { background: var(--ink-hover); border-color: var(--ink-hover); }
button.primary:disabled { opacity: 0.5; cursor: progress; }
button.ghost { color: var(--muted); }
button.x { width: var(--h); padding: 0; color: var(--faint); font-size: 16px; }
button.x:hover { color: var(--ink); }
.run-row { margin-top: 8px; }
.error { margin-top: 12px; padding: 10px 12px; background: var(--err-bg); color: var(--accent); border-radius: var(--radius);
         font-size: 13px; white-space: pre-wrap; }

/* results */
.result-list { display: flex; flex-direction: column; gap: 12px; }
.empty { color: var(--muted); margin: 0; }
.res { border: 1px solid var(--rule); border-radius: var(--radius); padding: 14px; }
.res-head { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; margin-bottom: 12px; }
.res-head .nm { font-weight: 600; }
.res-head a { font-size: 12px; color: var(--muted); }
.verdict { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; }
.stamp { display: grid; place-items: center; min-width: 28px; height: 28px; padding: 0 6px; font-weight: 700; font-size: 13px;
         background: var(--accent); color: var(--accent-ink); border-radius: 6px; }
.stamp.abstain { background: var(--bar); color: var(--muted); }
.verdict .txt { font-weight: 600; font-size: 15px; line-height: 1.35; }
.bars { display: flex; flex-direction: column; gap: 10px; }
.bar { display: grid; grid-template-columns: 16px 1fr 52px; column-gap: 10px; row-gap: 5px; align-items: center; font-size: 13px; }
.bar .l { font-weight: 600; font-size: 12px; color: var(--muted); }
.bar .t { min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--muted); }
.bar .p { font-variant-numeric: tabular-nums; font-size: 13px; text-align: right; color: var(--muted); }
.bar .track { grid-column: 2 / 4; height: 4px; background: var(--bar); border-radius: 2px; overflow: hidden; position: relative; }
.bar .fill { position: absolute; inset: 0 auto 0 0; background: var(--bar-fill); border-radius: 2px; }
.bar.win .l, .bar.win .p { color: var(--accent); font-weight: 600; }
.bar.win .t { color: var(--ink); font-weight: 500; }
.bar.win .fill { background: var(--accent); }
.timing { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.chip { font-size: 12px; color: var(--muted); }
.note { margin: 6px 0; font-size: 12px; color: var(--muted); white-space: pre-wrap; overflow-wrap: anywhere; }
details.raw { margin-top: 8px; font-size: 12px; color: var(--muted); }
details.raw summary { cursor: pointer; }
details.raw pre { white-space: pre-wrap; overflow-wrap: anywhere; font: 11.5px/1.45 ui-monospace, SFMono-Regular, Menlo, monospace;
                  margin: 6px 0 0; padding: 8px 10px; background: var(--field); border-radius: 6px; }

.foot { display: flex; gap: 8px; justify-content: center; padding: 24px 16px 32px; color: var(--muted); font-size: 13px; }

@media (max-width: 1100px) {
  .grid { grid-template-columns: 280px minmax(0, 1fr); }
  .results { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .top { flex-direction: column; align-items: flex-start; padding: 24px 16px 4px; }
  .grid { grid-template-columns: minmax(0, 1fr); padding: 12px 16px; }
  .model-list { max-height: 320px; }
}